Elegant box top mattress

Mattress description: (1) Size Single: 99x190x30cm; 39"x75"x12" Double: 137x190x30cm; 54"x75"x12" Queen: 152x203x30cm; 60"x80"x12" King: 192x203x30cm; 76"x80"x12" (2) Quantity in 40"HQ: K(276pcs); Q(322pcs); F(368pcs); T(506pcs) Composition: (3) High quality Jacquard brocadefabric. It is improted from Germany, environment and strong breathability, dust resistant, anti-mite function, no static electricity. Safe and health, soft and comfortable, green environmental protection standards. (4) First layer: 9cm pocket spring,Ø2.0. he pocket spring in the top is supported independent, compressed and resilience party. No disturb, reduce friction, minimize noise; enhance resilience, support perfectly. The body with mattress is entirely fitting, support the vertebrae, keep the body comfort and smooth. (5) Second layer: 20cm bonnel spring,Ø2.2.Optional row count:252 (12*21), 312 (13*24), 336 (14*24), 364 (14*26). Consistent spring diameter and even waist diameter provides increased stability and supporting power. Each part of the bed net is to better match the curves of human body. (6) ISO 9001 : 2000 (7) 15 years guarantee (8) US and UK fire retardant standard both are available (8) OEM is offered